Understanding Incremental Rotary Encoders
2025-03-29
Table of Contents
- Types of Rotary Encoders
- Absolute Encoders
- Incremental Encoders
- How Incremental Encoders Work
- Signal Representation
- Quadrature Outputs
- Quadrature Encoding Table
- Resolution of an Incremental Encoder
- ESP32 Code for Incremental Encoder
- Why Use an Interrupt Instead of digitalRead in the Loop?
- Understanding volatile and IRAM_ATTR
- Why Can't We Use Serial.print in handleEncoder?
- Conclusion
- References